2020-06-26 [☆] Precision 5510 - Gentoo GNU/Linux | October 12, 2019 — Jesse Harris
Down the bottom, script to disable WiFi when on Ethernet under NetworkManager.
sysadmin linux gentoo

2012-10-25 [☆] http://blog.flameeyes.eu/2012/10/may-i-have-a-network-connection-please
``OpenRC release no longer allows services to “need net” in their init scripts // You just need to append to /etc/conf.d/$SERVICENAME the line rc_need="!net"''
gentoo openrc

2012-10-25 [☆] OpenRC - Gentoo Wiki
gentoo openrc